Chore: fix typos

This commit is contained in:
yaling888 2022-04-21 03:54:34 +08:00 committed by Meta Gowork
parent 9e6ba64940
commit f91d106cdf
5 changed files with 36 additions and 29 deletions

View file

@ -89,11 +89,7 @@ type Metadata struct {
}
func (m *Metadata) RemoteAddress() string {
if m.DstIP.IsValid() {
return net.JoinHostPort(m.DstIP.String(), m.DstPort)
} else {
return net.JoinHostPort(m.String(), m.DstPort)
}
return net.JoinHostPort(m.String(), m.DstPort)
}
func (m *Metadata) SourceAddress() string {

View file

@ -16,16 +16,17 @@ import (
"github.com/Dreamacro/clash/transport/socks5"
)
var _ adapter.Handler = (*GVHandler)(nil)
var _ adapter.Handler = (*gvHandler)(nil)
type GVHandler struct {
DNSAdds []netip.AddrPort
type gvHandler struct {
gateway netip.Addr
dnsHijack []netip.AddrPort
TCPIn chan<- C.ConnContext
UDPIn chan<- *inbound.PacketAdapter
tcpIn chan<- C.ConnContext
udpIn chan<- *inbound.PacketAdapter
}
func (gh *GVHandler) HandleTCP(tunConn adapter.TCPConn) {
func (gh *gvHandler) HandleTCP(tunConn adapter.TCPConn) {
id := tunConn.ID()
rAddr := &net.TCPAddr{
@ -34,11 +35,11 @@ func (gh *GVHandler) HandleTCP(tunConn adapter.TCPConn) {
Zone: "",
}
addrPort := netip.AddrPortFrom(nnip.IpToAddr(rAddr.IP), id.LocalPort)
rAddrPort := netip.AddrPortFrom(nnip.IpToAddr(rAddr.IP), id.LocalPort)
if D.ShouldHijackDns(gh.DNSAdds, addrPort) {
if D.ShouldHijackDns(gh.dnsHijack, rAddrPort) {
go func() {
log.Debugln("[TUN] hijack dns tcp: %s", addrPort.String())
log.Debugln("[TUN] hijack dns tcp: %s", rAddrPort.String())
buf := pool.Get(pool.UDPBufferSize)
defer func() {
@ -77,10 +78,10 @@ func (gh *GVHandler) HandleTCP(tunConn adapter.TCPConn) {
return
}
gh.TCPIn <- inbound.NewSocket(socks5.ParseAddrToSocksAddr(rAddr), tunConn, C.TUN)
gh.tcpIn <- inbound.NewSocket(socks5.ParseAddrToSocksAddr(rAddr), tunConn, C.TUN)
}
func (gh *GVHandler) HandleUDP(tunConn adapter.UDPConn) {
func (gh *gvHandler) HandleUDP(tunConn adapter.UDPConn) {
id := tunConn.ID()
rAddr := &net.UDPAddr{
@ -89,7 +90,13 @@ func (gh *GVHandler) HandleUDP(tunConn adapter.UDPConn) {
Zone: "",
}
addrPort := netip.AddrPortFrom(nnip.IpToAddr(rAddr.IP), id.LocalPort)
rAddrPort := netip.AddrPortFrom(nnip.IpToAddr(rAddr.IP), id.LocalPort)
if rAddrPort.Addr() == gh.gateway {
_ = tunConn.Close()
return
}
target := socks5.ParseAddrToSocksAddr(rAddr)
go func() {
@ -104,7 +111,7 @@ func (gh *GVHandler) HandleUDP(tunConn adapter.UDPConn) {
payload := buf[:n]
if D.ShouldHijackDns(gh.DNSAdds, addrPort) {
if D.ShouldHijackDns(gh.dnsHijack, rAddrPort) {
go func() {
defer func() {
_ = pool.Put(buf)
@ -130,7 +137,7 @@ func (gh *GVHandler) HandleUDP(tunConn adapter.UDPConn) {
}
select {
case gh.UDPIn <- inbound.NewPacket(target, gvPacket, C.TUN):
case gh.udpIn <- inbound.NewPacket(target, gvPacket, C.TUN):
default:
}
}

View file

@ -2,9 +2,12 @@
package gvisor
import (
"net/netip"
"github.com/Dreamacro/clash/adapter/inbound"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/listener/tun/device"
"github.com/Dreamacro/clash/listener/tun/ipstack"
"github.com/Dreamacro/clash/listener/tun/ipstack/gvisor/adapter"
"github.com/Dreamacro/clash/listener/tun/ipstack/gvisor/option"
"gvisor.dev/gvisor/pkg/tcpip"
@ -34,7 +37,7 @@ func (s *gvStack) Close() error {
}
// New allocates a new *gvStack with given options.
func New(device device.Device, handler adapter.Handler, opts ...option.Option) (ipstack.Stack, error) {
func New(device device.Device, dnsHijack []netip.AddrPort, tunAddress netip.Prefix, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.PacketAdapter, opts ...option.Option) (ipstack.Stack, error) {
s := &gvStack{
Stack: stack.New(stack.Options{
NetworkProtocols: []stack.NetworkProtocolFactory{
@ -52,6 +55,13 @@ func New(device device.Device, handler adapter.Handler, opts ...option.Option) (
device: device,
}
handler := &gvHandler{
gateway: tunAddress.Masked().Addr().Next(),
dnsHijack: dnsHijack,
tcpIn: tcpIn,
udpIn: udpIn,
}
// Generate unique NIC id.
nicID := tcpip.NICID(s.Stack.UniqueID())

View file

@ -169,7 +169,7 @@ func New(device device.Device, dnsHijack []netip.AddrPort, tunAddress netip.Pref
rAddrPort := netip.AddrPortFrom(nnip.IpToAddr(rAddr.IP), uint16(rAddr.Port))
if rAddrPort.Addr().IsLoopback() {
if rAddrPort.Addr().IsLoopback() || rAddrPort.Addr() == gateway {
_ = pool.Put(buf)
continue

View file

@ -67,13 +67,7 @@ func New(tunConf *config.Tun, dnsConf *config.DNS, tcpIn chan<- C.ConnContext, u
return nil, fmt.Errorf("can't attach endpoint to tun: %w", err)
}
tunStack, err = gvisor.New(tunDevice,
&gvisor.GVHandler{
DNSAdds: tunConf.DNSHijack,
TCPIn: tcpIn, UDPIn: udpIn,
},
option.WithDefault(),
)
tunStack, err = gvisor.New(tunDevice, tunConf.DNSHijack, tunAddress, tcpIn, udpIn, option.WithDefault())
if err != nil {
_ = tunDevice.Close()